M3 Globular Cluster

M3 is a globular star cluster in the constellation Canes Venatici. and is located some 33.900 light years from earth.

This particular star cluster it is made up of around 500,000 stars.

 

Imaged on 30/05/2009.

Combined 10x60 second and 3x30 second frames (iso 800) total exposure – 11min 30 sec

No Flat frames, Offset or Darks.

Equipment used

200mm F/5 Newtonian mounted on an EQ6

80mm Guide scope -QHY5 guide camera-+ Guidemaster.

Modified Canon 300d with Astronomik LP clip filter and comma corrector

Done